﻿// Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.

using System;
using System.Collections;
using System.ComponentModel;
using System.Reflection;
using ICSharpCode.Reporting.DataManager;

namespace ICSharpCode.Reporting.DataSource
{
	/// <summary>
	/// Description of ExtendedPropertyDescriptor.
	/// </summary>
	class ExtendedPropertyDescriptor : PropertyDescriptor
	{
	
		Type componentType;
		readonly Type propertyType;
		PropertyInfo prop;

		public ExtendedPropertyDescriptor (string name, Type componentType, Type propertyType)
			: base (name, null)
		{
			this.componentType = componentType;
			this.propertyType = propertyType;
		}


		public override object GetValue (object component)
		{
			var x = component.GetType();
			if (!componentType.IsAssignableFrom(component.GetType())){
				return null;
			}

			if (prop == null) {
				prop = componentType.GetProperty (Name);
			}
				
			object obj = prop.GetValue (component, null);
			if (obj != null) {
				if (obj is IList){
					PropertyTypeHash.Instance[componentType, Name] = DataCollection<object>.GetElementType((IList)obj, componentType, Name);
				}
			} 
			return obj;
		}

		
		public override void SetValue(object component,	object value)
		{
			if (IsReadOnly){
				return;
			}
			if (prop == null){
				prop = componentType.GetProperty (Name);
			}
			prop.SetValue (component, value, null);
		}

		public override void ResetValue(object component) 
		{
			return;
		}

		public override bool CanResetValue(object component) 
		{
			return false;
		}

		public override bool ShouldSerializeValue(object component)
		{
			return false;
		}

		public override Type ComponentType
		{
			get { return componentType; }
		}

		public override bool IsReadOnly
		{
			get { return false; }
		}

		public override Type PropertyType
		{
			get { return propertyType; }
		}
	}
}
